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1 | 1 | import express from "express"; |
2 | | -import { renderToString } from "react-dom/server"; |
3 | | -import { createElement } from "react"; |
| 2 | +import fs from "fs"; |
4 | 3 |
|
5 | 4 | const prod = process.env.NODE_ENV === "production"; |
6 | 5 | const port = process.env.PORT || 5174; |
7 | 6 | const base = process.env.BASE || (prod ? "/front_6th_chapter4-1/react/" : "/"); |
8 | 7 |
|
9 | 8 | const app = express(); |
10 | 9 |
|
11 | | -app.get("*all", (req, res) => { |
12 | | - res.send( |
13 | | - ` |
14 | | -<!DOCTYPE html> |
15 | | -<html lang="en"> |
16 | | -<head> |
17 | | - <meta charset="UTF-8" /> |
18 | | - <meta name="viewport" content="width=device-width, initial-scale=1.0" /> |
19 | | - <title>React SSR</title> |
20 | | -</head> |
21 | | -<body> |
22 | | -<div id="app">${renderToString(createElement("div", null, "안녕하세요"))}</div> |
23 | | -</body> |
24 | | -</html> |
25 | | - `.trim(), |
26 | | - ); |
| 10 | +const setupMiddlewares = async () => { |
| 11 | + if (!prod) { |
| 12 | + const { createServer } = await import("vite"); |
| 13 | + const viteServer = await createServer({ |
| 14 | + server: { middlewareMode: true }, |
| 15 | + appType: "custom", |
| 16 | + base, |
| 17 | + }); |
| 18 | + app.use(viteServer.middlewares); |
| 19 | + return viteServer; |
| 20 | + } |
| 21 | + const compression = (await import("compression")).default; |
| 22 | + const sirv = (await import("sirv")).default; |
| 23 | + |
| 24 | + app.use(compression()); |
| 25 | + app.use(base, sirv("./dist/react", { extensions: [] })); |
| 26 | + |
| 27 | + return null; |
| 28 | +}; |
| 29 | + |
| 30 | +const viteServer = await setupMiddlewares(); |
| 31 | + |
| 32 | +const templateHtml = prod ? fs.readFileSync("./dist/react/index.html", "utf8") : ""; |
| 33 | + |
| 34 | +const get = { |
| 35 | + template: async (viteServer, url) => { |
| 36 | + if (prod) return templateHtml; |
| 37 | + |
| 38 | + const rawHtml = fs.readFileSync("./index.html", "utf-8"); |
| 39 | + const transformedHtml = await viteServer.transformIndexHtml(url, rawHtml); |
| 40 | + return transformedHtml; |
| 41 | + }, |
| 42 | + render: async (viteServer) => { |
| 43 | + if (prod) return (await import("./dist/react-ssr/main-server.js")).render; |
| 44 | + return (await viteServer.ssrLoadModule("/src/main-server.tsx")).render; |
| 45 | + }, |
| 46 | +}; |
| 47 | + |
| 48 | +app.get("*all", async (request, response) => { |
| 49 | + try { |
| 50 | + const url = request.originalUrl.replace(base, ""); |
| 51 | + |
| 52 | + const template = await get.template(viteServer, url); |
| 53 | + const render = await get.render(viteServer); |
| 54 | + const { head, html, initialData, status = 200 } = await render(url, request.query ?? {}); |
| 55 | + |
| 56 | + const initialDataScript = initialData |
| 57 | + ? `<script>window.__INITIAL_DATA__=${JSON.stringify(initialData).replace(/</g, "\\u003c")}</script>` |
| 58 | + : ""; |
| 59 | + |
| 60 | + const finalHtml = template |
| 61 | + .replace(`<!--app-head-->`, head ?? "") |
| 62 | + .replace(`<!--app-html-->`, html ?? "") |
| 63 | + .replace("</head>", `${initialDataScript}</head>`); |
| 64 | + |
| 65 | + response.status(status).set({ "Content-Type": "text/html" }).send(finalHtml); |
| 66 | + } catch (error) { |
| 67 | + response.status(500).end(error.stack); |
| 68 | + } |
27 | 69 | }); |
28 | 70 |
|
29 | 71 | // Start http server |
|
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